HQRP 1200mAh Battery for GARMIN Edge 800 KE37BE49D0DX3 GPS Navigator + HQRP Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 3.7V; Capacity: 1200mAh; Li-Ion; Battery size: 53 x 34 x 6mm; 100% compatible with Original Battery; 1 Year warranty!